To use online compiler and other upcoming features, you need to upgrade to PRO membership. Note: this is not the same thing as iOS pro subscription. We'll unify the two in future.
After you make the payment, an email will be sent to you with a purchased code and instructions to redeem it. You can also gift the purchased code to other people so that they can redeem in their own account.
You can also purchase Android version on our website via Paypal for a discount price. You will receive email with instructions to download the apk file.
We have a 15 days no-question-asked refund policy. Please let us know if you are not happy within 15 days after the purchase. Purchase on AppStore or Google Play can't be refunded from us. You need to contact AppStore or Google Play for refund issues.